Search National Agricultural Library Digital Collections
Limit your search
Collections
-
Journal Articles, USDA Authors, Peer-Reviewed (31)[remove]
Displaying items
21 - 30 of
31
start over
- Description:
- Includes references
- Author:
- Lentz, Rodrick D. , Lehrsch, Gary A.
- Subject:
- application rate , application timing , crop yield , dairy manure , growers , mineralization , nitrogen , nitrogen content , nutrient availability , planting date , profits and margins , soil , soil nutrients , sugar beet , sugars , urea fertilizers
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2012
- Description:
- Includes references
- Author:
- Harmel, R. Daren , Harmel, B. , Patterson, M.C.
- Subject:
- profitability , poultry manure , animal manure management , organic fertilizers , nitrogen fertilizers , crop yield , crop prices , cost analysis , crop production , corn , Zea mays , wheat , Triticum , fertilizer rates , profits and margins , costs and returns , agricultural runoff , soil nutrients , cost effectiveness , water quality , Texas
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Lu, Y.C. , Sadler, E.J. , Camp, C.R.
- Subject:
- Zea mays , corn , crop production , irrigated farming , irrigation rates , fertilizer application , nitrogen fertilizers , costs and returns , profits and margins , irrigation requirement , coastal plain soils , South Carolina
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- Includes references
- Author:
- Tang, G. , Stewart-Smith J. , Plastow, G. , Moore, S. , Basarab, J. , MacNeil, M.D. , Wang, Z.
- Subject:
- beef , beef cattle , cattle breeds , computers , consumers (people) , cow-calf operations , cows , crossing , databases , environment , heifers , heterosis , production technology , profitability , profits and margins , sires , system optimization , yearlings , Canada , Montana
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2011
- Author:
- Ariel Singerman , Kathleen Delate , Craig Chase , Catherine Greene , Michael Livingston , Sergio Lence , Chad Hart
- Subject:
- Agricultural Resource Management Survey , Economic Research Service , Glycine max , agricultural industry , agricultural law , carbon dioxide , carbon markets , carbon sequestration , conventional tillage , cost benefit analysis , credit , crop yield , ecosystem services , energy , farm profitability , farm programs , greenhouse gas emissions , greenhouse gases , input prices , methane , nitrous oxide , no-tillage , organic production , profits and margins , renewable energy sources , soybeans , surveys , transportation , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2012
- Description:
- Includes references
- Author:
- Rains, G.C. , Olson, D.M. , Lewis, W.J.
- Subject:
- sustainable agriculture , family farms , profits and margins , agroecosystems , farm management , agricultural research , pest management , genetic engineering
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2011
- Description:
- Includes references
- Author:
- Mishra, Ashok K. , Moss, Charles B. , Erickson, Kenneth W.
- Subject:
- agricultural economics , farm income , profitability , geographical variation , government payments , agricultural subsidies , farmland values , statistical analysis , mathematical models , equations , net farm income , profits and margins , cash flow analysis , Economic Research Service , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Aillery, Marcel , Moore, Michael R. , Weinberg, Marca , Schaible, Glenn , Gollehon, Noel
- Subject:
- rivers , stream flow , water policy , salmon , fisheries , endangered species , irrigation water , wildlife management , water management , irrigation management , cost analysis , crop production , dams (hydrology) , hydroelectric power , profits and margins , Columbia River , Washington , Oregon , Idaho
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1999
- Description:
- Includes references
- Author:
- Mulliniks, J.T. , Kemp, M.E. , Cox, S.H. , Hawkins, D.E. , Cibils, A.F. , VanLeeuwen, D.M. , Petersen, M.K.
- Subject:
- acetates , beef cows , bulls , calves , calving , costs and returns , estrus , feed supplements , grazing , half life , milk composition , milk yield , pregnancy rate , profits and margins , progesterone , propionates , reproductive efficiency , salts , weaning weight , New Mexico
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2011
- Description:
- Includes references
- Author:
- Schimmelpfennig, D.E. , Pray, C.E. , Brennan, M.F.
- Subject:
- agricultural research , seed industry , plant breeding , genetic engineering , transgenic plants , Zea mays , corn , Gossypium hirsutum , cotton , Glycine max , soybeans , biotechnology , research and development , private sector , econometric models , profits and margins , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
